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Microsoft OS/2 SDK 2.0 05-30-1990

/*==============================================================*\
 *  img_data.c - Global data declarations
 *      Created 1989, 1990 IBM, Microsoft Corp.
 *--------------------------------------------------------------*
 *
 *--------------------------------------------------------------*
 *
\*==============================================================*/
#define INCL_WINPOINTERS
#include <os2.h>

HAB      vhab;                           /* anchor block handle */
HDC      vhdcMem;               /* memory device context handle */
HDC      vhdc;                  /* window device context handle */
HPS      vhps       = (HPS)NULL;             /* image PS handle */
HPS      vhpsMem    = (HPS)NULL;            /* memory PS handle */
BOOL     vfImgLoaded  = FALSE;    /* initially image not loaded */
BOOL     vfDetail     = FALSE;   /* view non-detailed initially */
BOOL     vfMaximized  = FALSE;/* initially window not maximized */
BOOL     vfHelpEnabled = FALSE;   /* set when help installed ok */
HWND     vhwndFrame = (HWND)NULL;  /* image window frame handle */
HWND     vhwndClient;              /* main window client handle */
HWND     vhwndVScroll;             /* vertical scrollbar handle */
HWND     vhwndHScroll;           /* horizontal scrollbar handle */
HWND     vhwndViewForeClr = (HWND)NULL;/* foregrnd color handle */
HWND     vhwndViewBackClr = (HWND)NULL;/* backgrnd color handle */
HWND     vhwndMenu;                          /* menu bar handle */
LONG     vlXScreen;                             /* screen width */
LONG     vlYScreen;                            /* screen height */
LONG     vlcxVScroll;                /* vertical scrollbar size */
LONG     vlcyHScroll;              /* horizontal scrollbar size */
LONG     vlcyTitle;                          /* titlebar height */
LONG     vlcyMenu;                            /* menubar height */
LONG     vlcxBorder;                       /* size border width */
LONG     vlcyBorder;                      /* size border height */
LONG     vlForeClr = CLR_WHITE;     /* initial foreground color */
LONG     vlBackClr = CLR_BLACK;     /* initial background color */
#if (defined(PORT_16) || defined(PORT_32))
PBYTE vpbImgBuf;                        /* image storage buffer */
#else
BYTE _far16 *vpbImgBuf;                 /* image storage buffer */
#endif
PFNWP    vpfnwpFrame;            /* main frame-window procedure */
SIZEL    vsizlImg;             /* width and height of the image */
ULONG    vulScrollYMax;               /* maximum Y scroll range */
ULONG    vulScrollXMax;               /* maximum X scroll range */
POINTL   vptlSave = {0L, 0L};          /* save/restore position */
HBITMAP  vhbm;                                /* bit-map handle */
HPOINTER vhptrWait;                 /* system hourglass pointer */
HPOINTER vhptrArrow;                    /* system arrow pointer */

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